Curated OER
Prime & Composite Numbers: Algebra/Geometry Institute 2009
Learners create factor trees. In this prime and composite lesson, students model fractions using tiles. They create factor trees and identify prime and composite numbers. Learners use grid paper and tiles to model...
Curated OER
What's in Wetland Soil?
Students examine the organic and inorganic components of soil. In this environmental science lesson plan, students identify the factors that influence soil formation. They collect soil samples, conduct tests, and analyze the results.
Curated OER
Toothpicks and Timber
Students problem-solve how to log five acres. Working in pairs, they construct models of logging sites before and after the trees are harvested. they paint their models and include other environmental details.
Curated OER
Prairie Adaptations
Twelfth graders consider the survival of prairie plants. They examine how some tallgrass prairie species are adapted to the conditions of their ecosystem. They make a prediction of how a species might change given new conditions.